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Ephemerella maculata
Photo#911791
Copyright © 2014
Mark Melton
Ephemerella maculata
Healdsburg, Russian River, Sonoma County, California, USA
April 21, 2014
Size: 7.5 mm body length
Live specimen.
Contributed by
Mark Melton
on 22 April, 2014 - 7:38am